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DCT数字水印源码
- 基于DCT数字水印的生成以及水印攻击测试!MATLAB源码
一个基于DCT变换域的数字水印系统实例
- 一个基于DCT变换域的数字水印系统实例-based on a DCT domain of digital watermarking system examples
数字水印
- 对原始信号做DCT的算法:Cox 和Piva 等人提出的DCT技术的经典之作。Cox利用随机数发生器产生标准正态序列作为水印信息对图像进行整体DCT变换后,选取除去DC系数之外部分较低频率系数叠加水印信息 Piva则修改整幅图像的中频部分。对原始信号分块后,再作DCT的算法:Hsu和Wu 把图像进行8*8分块,将一个二进制序列作为水印放入DCT的中频区;有些学者则计算整个图像的DCT,把一个实数序列嵌入DCT的中频系数上。选择中频区的好
watermark的DCT代码2
- 有一个机遇DCT域的数字水印算法,里面有详细的注释说明,可以拿来研究-This is a DCT watermarking algorithm attached with detailed comments and explanation, which can be used for research purpose.
数字水印技术研究综述
- 数字水印技术研究综述.PDF 利用matlab实现-digital watermarking technologies research. PDF achieved using Matlab
dct+ss
- dct变换+扩频的数字水印算法 水印为随即序列-Extra transform Spread Spectrum Watermarking digital watermarking algorithm for the forthcoming series
2342525234
- DCT 数字水印 VC源代码 DCT 数字水印 VC源代码-DCT digital watermarking VC source code DCT digital watermarking VC source code
DCT
- 一个基于dct变换的数字水印算法的源程序,可供进行数字水印学习和研究的学生及科研工作者学习参考-DCT-based digital watermarking algorithm transform the source code, available for study and research of digital watermarking students and researchers to study the reference
dct
- 在图像的dct域内嵌入数字水印,包括水印嵌入和提取程序。水印为一副图像。-In the image embedded in the DCT domain of digital watermarking, including the watermark embedding and extraction procedures. Watermark for an image.
dct2_recover2
- DCT数字水印算法的提取程序,具体是哪种算法,请自己参看程序,通过编译。非盲提取!-DCT Digital Watermarking Algorithm Extraction procedures, the specific kind of algorithm, please refer to its own procedures, through the compiler. Extraction of non-blind!
dct
- 基于dct变换,能实现数字水印嵌入与提取-Based on the DCT transform, to achieve the digital watermark embedding and extraction
dct
- 基于matlab编写的dct数字水印程序,文件包括有源程序以及简单的说明等-DCT matlab prepared based on digital watermarking procedures, documentation, including source code, as well as simple descr iptions
dctwatermark
- dct数字水印技术 水印编程 嵌入 提取 检测-dct digital watermarking technology programming embedded watermark extraction detection
DCTWatermark
- DCT 数字水印 VC源代码 DCT 数字水印 VC源代码--DCT digital watermarking VC source code DCT digital watermarking VC source code
dct
- 用MATLAB实现的数字水印的DCT算法,还包括本次试验的实验报告,对算法有详细的解读!-Implemented using MATLAB DCT digital watermarking algorithm, also including the test lab report, a detailed interpretation of the algorithm!
基于DCT数字水印算法的Matlab实现源代码
- 基于DCT的数字水印嵌入算法的matlab实验源代码(DCT based digital watermark embedding algorithm matlab experiment source code)
MATLAB数字水印[dwt+dct多攻击+GUI界面]
- 本课题为基于MATLAB的小波变换dwt和离散余弦dct的多方法对比数字水印系统。带GUI交互界面。有一个主界面GUI,可以调用dwt方法的子界面和dct方法的子界面。流程包括,读取宿主图像和水印图像,嵌入,多种方法的攻击(剪切,加噪,旋转等),提取,最后利用psnr峰值信噪比进行评价不同攻击下,鲁棒性的好坏。(This topic is based on MATLAB wavelet transform DWT and discret
基本数字水印和DCT数字水印
- 掌握基本数字水印和DCT数字水印的实现和检测方法;检验DCT数字水印,抵抗高斯噪声攻击、椒盐噪声攻击、剪切攻击和旋转攻击的能力。(Grasp the implementation and detection methods of basic digital watermarking and DCT digital watermarking, and test the ability of DCT digital watermarking
DCT,DWT,DFT,LSB数字水印MATLAB+GUI界面
- 本课题为基于MATLAB的小波变换dwt和离散余弦dct的多方法对比数字水印系统。带GUI交互界面。有一个主界面GUI,可以调用dwt方法的子界面和dct方法的子界面。流程包括,读取宿主图像和水印图像,嵌入,多种方法的攻击(剪切,加噪,旋转等),提取,最后利用psnr峰值信噪比进行评价不同攻击下,鲁棒性的好坏。(This project is based on MATLAB wavelet transform DWT and discr
MATLAB数字水印[GUI,dwt,dct,lun文]
- 该课题为基于MATLAB的数字水印系统。包括离散余弦DCT和小波变换DWT两种算法的对比,有一个GUI界面,包括嵌入,加噪,旋转,剪切,压缩等多种攻击,提取候,具有评价指标PSNR,NC等来评价算法的鲁棒性(This project is a digital watermarking system based on MATLAB. It includes the comparison of DCT and DWT. It has a G